PA Environment Daily

NOVEMBER 21, 2024

XTO) [ExxonMobil] and Hilcorp Energy Company (Hilcorp) , agreed to resolve alleged Clean Air Act and Pennsylvania Air Pollution Control Act violations involving their oil and gas production operations in Pennsylvania. In separate agreements, XTO Energy Inc. DEP Announce $5.275 Million In Penalties, Plus $1.4

Clean Air Act 113

Clean Air Act Ground-Level Ozone Carbon Dioxide Natural Gas 113

Legal Planet

AUGUST 24, 2023

At the high temperatures in internal combustion engines, some of the nitrogen in the air actually burns, resulting in the formation NO or NO 2 , which are collectively called NOx. NOx plays a role in forming ground level ozone and final particulates (PM2.5), both of which are human health hazards.

Ground-Level Ozone 246

Ground-Level Ozone Pollution Control Clean Air Act Ozone 246

Union of Concerned Scientists

MAY 21, 2025

For 25 years the report has helped people across the country understand the quality of the air in their communities. It presents air pollution data at the county-level for two pollutants, deadly fine particulate matter (PM 2.5 ) and ground-level ozone. The report analyses the concentration levels of PM 2.5

Ozone 155

Ozone Ground-Level Ozone Air Pollution Clean Air Act 155

Columbia Climate Law

DECEMBER 2, 2019

The emissions make a significant contribution to climate change because methane is a highly potent greenhouse gas which, in the first 20 years after it is released, traps approximately 84 times more heat in the earth’s atmosphere than carbon dioxide (on a per ton basis).

Regulations 52

Regulations Natural Gas Air Pollution Ground-Level Ozone 52